Year National Currency 1975-01-01 24485417500.000000 1976-01-01 25676795000.000000 1977-01-01 25836395000.000000 1978-01-01 26247855000.000000 1979-01-01 27657855000.000000 1980-01-01 28069677500.000000 1981-01-01 28932152500.000000 1982-01-01 28707505000.000000 1983-01-01 27609717500.000000 1984-01-01 29454185000.000000 1985-01-01 31145235000.000000 1986-01-01 30867570000.000000 1987-01-01 32944807500.000004 1988-01-01 35181735000.000000 1989-01-01 36207977500.000000 1990-01-01 36958367500.000000 1991-01-01 36296582500.000000 1992-01-01 36360485000.000000 1993-01-01 37585192500.000000 1994-01-01 39384547500.000000 1995-01-01 40205255000.000000 1996-01-01 41688300000.000000 1997-01-01 42237797500.000000 1998-01-01 43680237500.000000 1999-01-01 44102615000.000000 2000-01-01 46262137500.000000 2001-01-01 46809892500.000000 2002-01-01 48244822500.000000 2003-01-01 48424510000.000000 2004-01-01 48767735000.000000 2005-01-01 49495477500.000000 2006-01-01 50135512500.000000 2007-01-01 51831527500.000000 2008-01-01 53287690000.000000 2009-01-01 52317260000.000000 2010-01-01 54328785000.000000 2011-01-01 54709295000.000000 2012-01-01 56087737500.000000 2013-01-01 56603827500.000000 2014-01-01 58705280000.000000 2015-01-01 59185487500.000000 2016-01-01 60028955000.000000 2017-01-01 60744665000.000000